Home / 18,114.57-27,162.14-6,426.27

Finding the Fourth Proportional to 18,114.57, 27,162.14 and 6,426.27

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Solution

The fourth proportional to 18,114.57, 27,162.14 and 6,426.27 is: 9,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.57 : 27,162.14 = 6,426.27 : x
  2. Step 2: Convert to fraction form
    18,114.57/27,162.14 = 6,426.27/x
  3. Step 3: Cross multiply
    18,114.57x = 27,162.14 × 6,426.27
  4. Step 4: Simplify right side
    18,114.57x = 174,551,213.29
  5. Step 5: Solve for x
    x = 174,551,213.29/18,114.57
  6. Step 6: Final answer
    x = 9,635.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.